NTE NTE7133 Datasheet

NTE7133

Integrated Circuit

Horizontal and Vertical Deflection Controller

for VGA/XGA and Autosync Monitors

Description:

The NTE7133 is an integrated circuit in a 20–Lead DIP type package. This device is designed to pro­vide an economical solution in VGA/XGA and autosync monitors by incorporating complete horizon­tal and vertical small signal processing. VGA–dependent mode detection and setting are performed
on–chip.

Features:

D VGA Operation Fully Implemented Including Alignment–Free Vertical and E/W Amplitude

Pre–Settings

D 4th VGA Mode Easy Applicable (XGA, Super VGA)
D Autosync Operation Externally Selectable
D Low Jitter
D All Adjustments DC–Controllable
D Alignment–Free Oscillators
D Sync Separators for Video or Horizontal and Vertical TTL Sync Levels Regardless or Polarity
D Horizontal Oscillator with P
D Constant Vertical and E/W Amplitude in Multi–Frequency Operation
D DC–Coupling to Vertical Power Amplifier
D Internal Supply Voltage Stabilization with Excellent Ripple Rejection to Ensure Stable Geometrical

Adjustments

for Sync and P

LL1

for Flyback

LL2

Absolute Maximum Ratings:

Supply Voltage (Pin1), V
Voltage (Pin3, Pin7), V3, V
Voltage (Pin8), V

8

Voltage (Pin5, Pin6, Pin9, Pin10, Pin13, Pin14, Pin18), V
Current (Pin2), I
Current (Pin3), I
Current (Pin7), I
Current (Pin8), I

2
3
7
8

Electrostatic Handling for All Pins (Note 1), V
Operating Junction Temperature, T
Operating Ambient Temperatrure Range, T
Storage Temperature Range, T
Thermal Resistance, Junction–to–Ambient (In Free Air), R

P

7

n

esd

J

A

stg

thJA

Note 1. Equivalent to discharging a 200pF capacitor through a 0Ω series resistor.

–0.5 to +16V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–0.5 to +16V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–0.5 to +7V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–0.5 to +6.5V. . . . . . . . . . . . . . . . . . . . . .

±10mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

100mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–10mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

±400V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

+150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

0° to +70°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

–55° to +150°C. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

65K/W. . . . . . . . . . . . . . . . . . . . . . . .

Electrical Characteristics: (VP = 12V, TA = +25°C unless otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

Supply

Positive Supply Voltage (Pin1) V
Supply Current I

P

I18 = –1.05mA – 36 44 mA

P

I18 = –3.388mA – 40 49 mA

Internal Reference Voltage

Internal Reference Voltage V

ref

Temperature Coefficient TC TA = +20° to +100°C – – ±90 10–6/K
Power Supply Ripple Rejection PSRR f = 1kHz Sine Wave 60 75 – dB

f = 1MHz Sine Wave 25 35 – dB

Supply Voltage (Pin1) to Ensure All Internal

V

P

Reference Voltages
Composite Sync Input (AC–Coupled, V10 = 5V)
Sync Amplitude of Video Input Signal (Pin9) V

i sync

Sync on Green – 300 – mV
Top Sync Clamping Level 1.1 1.28 1.5 V
Slicing Level Above Top Sync Level Sync on Green, RS = 50Ω 90 120 150 mV
Allowed Source Resistance for 7% Duty Cycle R
Differential Input Resistance r
Charging Current of Coupling Capacitor I
Vertical Sync Integration Time to Generate

Sync Pulse

t

V

S

9

9

int

> 200mV – – 1.5 kΩ

i sync

During Sync – 80 – Ω

V9 > 1.5V 1.3 2.0 3.0 µA

fH = 31kHz, I18 = –1.050mA 7 10 13 µs

fH = 64kHz, I18 = –2.169mA 3.5 5.0 6.5 µs

fH = 100kHz, I18 = –3.388mA 2.5 3.4 4.5 µs
Horizontal Sync Input (DC–Coupled, TTL–Compatible)
Sync Input Signal (Peak Value, Pin9) V

u sync

Slicing Level 1.2 1.4 1.6 V
Minimum Pulse Width t
Rise Time and Fall Time tr, t
Input Current I

p

f

V9 = 0.8V – – –200 µA

9

V9 5.5V – – 10 µA
Automatic Horizontal Polarity Switch (H–Sync on Pin9)
Horizontal Sync Pulse Width Related to t

H

t

p H/tH

(Duty Cycle for Automatic Polarity Correction)

Delay Time for Changing Sync Polarity t

p

Vertical Sync Input (DC–Coupled, TTL–Compatible,,V–Sync on Pin10)
Sync Input Signal (Peak Value, Pin10) V

i sync

Slicing Level 1.2 1.4 1.6 V
Input Current I
Maximum Vertical Sync Pulse Width for

t

p V

0 < V10 < 5.5V – – ±10 µA

10

Automatic Vertical Polarity Switch
Horizontal Mode Detector Output (VGA Mode)
Output Saturation Voltage LOW

V

I7 = 6mA – 0.275 0.33 V

7

(For Modes 1, 2, and 3)
Output Voltage HIGH Mode 4 – – V
Load Current to Force VGA Mode–Dependent

I

Modes 1, 2, and 3 2 – 6 mA

7

Vertical and Parabola Amplitudes
Output Current Mode 4 – 0 – mA

9.2 12.0 16.0 V

6.0 6.25 6.5 V

9.2 – 16.0 V

1.7 – – V

700 – – ns

10 – 500 ns

– – 30 %

0.3 – 1.8 ms

1.7 – – V

– – 300 µs

P

V

Electrical Characteristics (Cont’d): (VP = 12V, TA = +25°C unless otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

VGA/Autosync Mode Switch

Input Voltage LOW to Force Autosync Mode V

Horizontal Comparator P

LL1

Upper Control Voltage Limitation V

7

17

Lower Control Voltage Limitation
Control Current I

17

Horizontal Oscillator

Center Frequency f

OSC

R18 = 2.4kΩ (Pin18),
C19 = 10nF (Pin19)

Deviation of Center Frequency ∆f

OSC

Temperature Coefficient TC – +200 +300 10–6/K
Relative Holding/Catching Range ϕH/t
External Oscillator Current I
Voltage at Reference Current Input (Pin18) V

Horizontal P

LL2

Upper Clamping Level of Flyback Input V

H

18

18

I2 = 6mA – 5.5 – V

2

Lower Clamping Level of Flyback Input I2 = –1mA – –0.75 – V
H–Flyback Slicing Level – 3.0 – V
Delay Between Middle of Sync and Middle of

H–Flyback Related to t

H

Upper Control Voltage Limitation V

td/t

H

20

Lower Control Voltage Limitation – 4.8 – V
Control Current I
P

Control range Related to t

LL2

H

∆t/t

20

H

Horizontal Output (Open–Collector)
Output Voltage LOW V

I3 = 20mA – – 0.3 V

3

I3 = 60mA – – 0.8 V
tH Duty Cycle tp/t
Threshold to Activate Too Low Supply Voltage

H

V

Horizontal Output OFF – 5.6 – V

P

Protection

Threshold to Activate Too Low Supply Voltage

Horizontal Output ON – 5.8 – V

Protection

Jitter of Horizontal Output ∆t

f = 31kHz – – 3.5 ns

H

f = 64kHz – – 1.9 ns

f = 100kHz – – 1.2 ns

Horizontal Clamping/Blanking Generator Output

Output Voltage LOW V

8

Blanking Output Voltage Internal V Blanking 1.6 1.9 2.2 V
Clamping Output Voltage H–Sync on Pin9 5.15 5.4 5.65 V
Internal Sink Current for All Output Levels I

H and V Scanning 2.3 2.9 3.5 mA

8

External Load Current – – –3.0 mA
Clamping Pulse Start t
Clamping Pulse Width t

8

clp

Steepness of Rise and Fall Times S – 60 75 ns/V

0 – 50 mV

– 5.9 – V
– 5.1 – V
– ±0.083I

18

– µA

– 31.45 – kHz

– – ±3.0 %

±6.0 ±6.5 ±7.3 %

–0.5 – –4.3 mA

2.35 2.5 2.65 V

– 3.0 – %

– 6.2 – V

– ±0.083I

18

– µA

30 – – %

42 45 48 %

– – 0.9 V

With End of H–Sync

0.8 1.0 1.2 µs